Numerical Study of Convective Condensation Heat Transfers for Moist Air on a 3-D Finned Tube

The condensation of moist air is a common process in industry and increase its heat transfer coefficient is of great importance for improving energy efficiency. This study used 3-D finned tube to enhance moist air condensation, and the condensation process was calculated through numerical method ali...

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Autores principales:	Yuheng Gu, Yudong Ding, Qiang Liao, Qian Fu, Xun Zhu, Hong Wang
Formato:	article
Lenguaje:	EN
Publicado:	AIDIC Servizi S.r.l. 2021
Materias:	Chemical engineering TP155-156 Computer engineering. Computer hardware TK7885-7895
Acceso en línea:	https://doaj.org/article/b30049d0ee4342b4862b555016218842
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spelling	oai:doaj.org-article:b30049d0ee4342b4862b5550162188422021-11-15T21:47:53ZNumerical Study of Convective Condensation Heat Transfers for Moist Air on a 3-D Finned Tube10.3303/CET21881142283-9216https://doaj.org/article/b30049d0ee4342b4862b5550162188422021-11-01T00:00:00Zhttps://www.cetjournal.it/index.php/cet/article/view/11907https://doaj.org/toc/2283-9216The condensation of moist air is a common process in industry and increase its heat transfer coefficient is of great importance for improving energy efficiency. This study used 3-D finned tube to enhance moist air condensation, and the condensation process was calculated through numerical method aligned with Diffusion Layer model and Eulerian Wall Film model. The total heat transfer, sensible heat transfer and latent heat transfer during the condensation process were discussed. The results indicated that 3-D finned tube increased heat transfer amount and the condensation was mainly on fin surface. Besides, the influence of 3-D fin height was also obtained. The results indicated that the increase of fin height in circumferential direction can increase heat transfer in the tail of tube, and sensible heat transfer process was more sensitive to the area increment.Yuheng GuYudong DingQiang LiaoQian FuXun ZhuHong WangAIDIC Servizi S.r.l.articleChemical engineeringTP155-156Computer engineering. Computer hardwareTK7885-7895ENChemical Engineering Transactions, Vol 88 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Chemical engineering TP155-156 Computer engineering. Computer hardware TK7885-7895
spellingShingle	Chemical engineering TP155-156 Computer engineering. Computer hardware TK7885-7895 Yuheng Gu Yudong Ding Qiang Liao Qian Fu Xun Zhu Hong Wang Numerical Study of Convective Condensation Heat Transfers for Moist Air on a 3-D Finned Tube
description	The condensation of moist air is a common process in industry and increase its heat transfer coefficient is of great importance for improving energy efficiency. This study used 3-D finned tube to enhance moist air condensation, and the condensation process was calculated through numerical method aligned with Diffusion Layer model and Eulerian Wall Film model. The total heat transfer, sensible heat transfer and latent heat transfer during the condensation process were discussed. The results indicated that 3-D finned tube increased heat transfer amount and the condensation was mainly on fin surface. Besides, the influence of 3-D fin height was also obtained. The results indicated that the increase of fin height in circumferential direction can increase heat transfer in the tail of tube, and sensible heat transfer process was more sensitive to the area increment.
format	article
author	Yuheng Gu Yudong Ding Qiang Liao Qian Fu Xun Zhu Hong Wang
author_facet	Yuheng Gu Yudong Ding Qiang Liao Qian Fu Xun Zhu Hong Wang
author_sort	Yuheng Gu
title	Numerical Study of Convective Condensation Heat Transfers for Moist Air on a 3-D Finned Tube
title_short	Numerical Study of Convective Condensation Heat Transfers for Moist Air on a 3-D Finned Tube
title_full	Numerical Study of Convective Condensation Heat Transfers for Moist Air on a 3-D Finned Tube
title_fullStr	Numerical Study of Convective Condensation Heat Transfers for Moist Air on a 3-D Finned Tube
title_full_unstemmed	Numerical Study of Convective Condensation Heat Transfers for Moist Air on a 3-D Finned Tube
title_sort	numerical study of convective condensation heat transfers for moist air on a 3-d finned tube
publisher	AIDIC Servizi S.r.l.
publishDate	2021
url	https://doaj.org/article/b30049d0ee4342b4862b555016218842
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Numerical Study of Convective Condensation Heat Transfers for Moist Air on a 3-D Finned Tube

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